Mercurial > dive4elements > river
annotate flys-client/src/main/java/de/intevation/flys/client/server/DistanceInfoXML.java @ 3496:f1814efec714
Replaced another attribute fetching XPath with a simple DOM getAttributeNS() call.
flys-client/trunk@5215 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Thu, 16 Aug 2012 08:14:09 +0000 |
parents | bc06a671ef60 |
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rev | line source |
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#159 The tables in the WQ panel for calculation 4 are now filled with data.
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1 package de.intevation.flys.client.server; |
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2 |
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3 import java.io.InputStream; |
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4 import java.io.IOException; |
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5 import java.io.OutputStream; |
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6 |
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7 import org.w3c.dom.Document; |
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8 import org.w3c.dom.Element; |
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9 |
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10 import org.apache.log4j.Logger; |
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Replaced stdout and stderr logging with log4j loggers in server classes.
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parents:
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11 |
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12 import javax.servlet.http.HttpServlet; |
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13 import javax.servlet.http.HttpServletRequest; |
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14 import javax.servlet.http.HttpServletResponse; |
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15 |
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16 import de.intevation.artifacts.common.ArtifactNamespaceContext; |
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17 import de.intevation.artifacts.common.utils.XMLUtils; |
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18 |
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19 import de.intevation.artifacts.httpclient.exceptions.ConnectionException; |
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20 import de.intevation.artifacts.httpclient.http.HttpClient; |
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21 import de.intevation.artifacts.httpclient.http.HttpClientImpl; |
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22 import de.intevation.artifacts.httpclient.http.response.StreamResponseHandler; |
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23 |
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24 |
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25 /** |
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26 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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27 */ |
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28 public class DistanceInfoXML |
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29 extends HttpServlet |
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30 { |
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31 private static final Logger logger = Logger.getLogger(DistanceInfoXML.class); |
ab8eb2f544f2
Replaced stdout and stderr logging with log4j loggers in server classes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
782
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32 |
ab8eb2f544f2
Replaced stdout and stderr logging with log4j loggers in server classes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
782
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33 |
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34 public static final String ERROR_NO_DISTANCEINFO_FOUND = |
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35 "error_no_distanceinfo_found"; |
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36 |
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37 |
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38 public void doGet(HttpServletRequest req, HttpServletResponse resp) { |
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Replaced stdout and stderr logging with log4j loggers in server classes.
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parents:
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39 logger.info("DistanceInfoXML.doGet"); |
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40 |
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41 String url = getServletContext().getInitParameter("server-url"); |
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42 |
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43 String river = req.getParameter("river"); |
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44 String filter = req.getParameter("filter"); |
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45 |
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46 Document doc = XMLUtils.newDocument(); |
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47 |
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48 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator( |
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49 doc, |
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50 ArtifactNamespaceContext.NAMESPACE_URI, |
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51 ArtifactNamespaceContext.NAMESPACE_PREFIX); |
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52 |
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53 Element riverEl = ec.create("river"); |
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54 riverEl.setTextContent(river); |
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55 |
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56 doc.appendChild(riverEl); |
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57 |
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58 if (filter != null && filter.length() > 0) { |
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59 Element typeEl = ec.create("filter"); |
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60 typeEl.setTextContent(filter); |
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61 |
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62 riverEl.appendChild(typeEl); |
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63 } |
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64 |
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65 HttpClient client = new HttpClientImpl(url); |
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66 |
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67 try { |
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68 InputStream in = (InputStream) client.callService( |
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69 url, "distanceinfo", doc, new StreamResponseHandler()); |
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70 |
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71 OutputStream out = resp.getOutputStream(); |
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72 |
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73 byte[] b = new byte[4096]; |
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74 int i; |
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75 while ((i = in.read(b)) >= 0) { |
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76 out.write(b, 0, i); |
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77 } |
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78 |
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79 out.flush(); |
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80 out.close(); |
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81 } |
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82 catch (ConnectionException ce) { |
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parents:
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83 logger.error(ce, ce); |
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84 } |
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85 catch (IOException ioe) { |
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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86 logger.error(ioe, ioe); |
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87 } |
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88 } |
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89 } |
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90 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |